4 Darksteel Citadel
1 Forest
2 Island
4 Seat of the Synod
4 Tree of Tales
2 Darksteel Reactor
1 Door to Nothingness
3 Doubling Cube
4 Doubling Season
4 Fog Bank
3 Gemstone Array
2 Guard Gomazoa
2 Helix Pinnacle
4 Mechanized Production
4 Powerstone Shard
4 Propaganda
4 Prototype Portal
4 Sol Ring
4 Winter Orb
Sideboard:
1 Darksteel Ingot